Lightless
Lightless adjective - Being without light or without much light.
Uncertain
Uncertain adjective - Likely to change frequently, suddenly, or unexpectedly.
Lightless and uncertain are semantically related. Sometimes you can use "Lightless" instead an adjective "Uncertain".
Nearby Words: uncertainty, uncertainly
Mutual synonyms
Cite this Source
Uncertain and Lightless. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/lightless/uncertain
Lightless & Uncertain. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/lightless/uncertain>.
Uncertain or Lightless. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/lightless/uncertain.
Google Ngram Viewer shows how "lightless" and "uncertain" have occurred on timeline